How To Fix RSD_TREX528 - Parameter 'NUMPROC' = '&1' - No. of processes for aRFC parallelization

RSD_TREX528 - Overview

• Message type: E = Error

• Message class: RSD_TREX - Messages from TREX Aggregate Area

• Message number: 528

• Message text: Parameter 'NUMPROC' = '&1' - No. of processes for aRFC parallelization

Description
Number of processes for parallel processing using aRFC dialog processes
during indexing.
Repair
You can only change the parameter values on the <ZK>BW Accelerator
Monitor </>(TA RSDDBIAMON) screen (menu <ZK>BW Accelerator</> -> <ZK>
Index Information</> -> <ZK>Change Global Parameters</>).

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSD_TREX528 - Parameter 'NUMPROC' = '&1' - No. of processes for aRFC parallelization ?

  The SAP error message RSD_TREX528 indicates an issue related to the number of processes for asynchronous Remote Function Call (aRFC) parallelization in the context of SAP BW (Business Warehouse) or SAP HANA. The parameter NUMPROC specifies the number of processes that can be used for parallel processing, and the error suggests that the value set for this parameter is not valid or is causing issues.
  
  Cause:
  
  Invalid Configuration: The value of the NUMPROC parameter may be set to an invalid number (e.g., negative value, zero, or excessively high).
  System Resource Limitations: The system may not have enough resources (CPU, memory) to handle the specified number of processes.
  SAP Kernel or Software Bugs: There may be bugs in the SAP kernel or related software components that affect the handling of parallel processes.
  Network Issues: If the system is trying to communicate with remote systems, network issues could also lead to this error.
  
  
  Solution:
  
  
  Check and Adjust NUMPROC Parameter:
  
  Go